Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
hanh tranh » canh tranh, hanh trang, lanh tranh
hanh trinh » canh tranh, hanh chinh
nhung hong » nhung chong, nhung huong, nhung phong
cua nhung » va nhung
hong hinh » hong hanh, thong minh, hang chinh
hinh van » dinh van, vinh van, hinh va

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien nhanh - ((hanh tranh) or (hanh trinh)) cua nhung hong hinh van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien nhanh - ((hanh tranh) OR (hanh trinh)) cua nhung hong hinh van ban.
• Adding a wildcard symbol may retrieve word variants: hoc hien nhanh - ((hanh tranh) or (hanh trinh)) cua nhung hong hinh van ban*.